import com.sun.java.swing.plaf.windows.WindowsInternalFrameTitlePane;

import java.util.Scanner;//包

public class Test {
    public static void main1(String[] args) {
        for (int i = 0; i < 10; i++) {
            System.out.println(i);
        }
    }

    public static void main2(String[] args) {
        int i = 100;
        while(i<=200){
            if(i%3 == 0 && i % 4 == 0){
                System.out.println(i);
                i++;
                continue;
            }
            i++;
        }
    }

    public static void main3(String[] args) {
        int sum = 0;
        for (int x = 1; x <= 5; x++) {
            int ret = 1;
            for (int j = 1; j <= x; j++) {
                ret*=j;


            }
            sum+=ret;
        }
        System.out.println(sum);


    }

    public static void main4(String[] args) {
        int a = 100 ;
        System.out.println("输出且换行!");
        System.out.print("不换行!");
        System.out.printf("%d\n",a);
    }

    public static void main(String[] args) {
        Scanner name = new Scanner(System.in);
        System.out.println("请输入:");

    }

        }


